Touareg V8-4.2L (BHX) (2004)
If specified value is obtained:
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Check wires according to wiring diagram.
Checking wiring
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Connect test box to control module wiring harness , connect test box for wiring test.
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Check wires between test box and 3-pin connector to Engine Control Module (ECM) for open circuit according to wiring diagram.
Wire resistance: max. 1.5 ohms
Cylinder bank 1
Cylinder bank 2
Cylinder bank 1 and 2
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Also check wires for short circuit to each other.
Terminal 1 + socket 108
Specified value: infinite ohms
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Erase DTC memory of Engine Control Module (ECM) , Diagnostic mode 4: Reset/erase diagnostic data.
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Generate readiness code.
If no malfunctions are found in wires:
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Replace Engine Control Module (ECM).